Oh dear lord....

[Frood42]

The same people who said that lights were a legal requirement anytime the sun was below the horizon!
Would have made it fun cycling anywhere with high hills.

Really, oh my, it's a good job I always use more than the one source, one such was posted earlier:
http://www.legislation.gov.uk/uksi/1989/1796/regulation/4/made

There are others, but the CTC in this case, seemed to be a little better than the council website...

 

[Frood42]

The same people who said that lights were a legal requirement anytime the sun was below the horizon!
Would have made it fun cycling anywhere with high hills.

So, anywhere in Yorkshire
Must cost a fortune in batteries, or are you still using candles (couldn't resist)

Here in London it is nice and flat, so we have no worries about the sun disappearing behind hills